What is azoospermia? Azoospermia is a condition that prevents a man from having sperm in his semen. It is a major cause of male subfertility. Subfertility is a condition that prevents a man from getting a woman pregnant after 1 year of unprotected regular sex.
Gabriele Susanne Kerner (born 24 March 1960), better known by her stage name Nena, is a German singer-songwriter, actress, and comedienne who rose to international fame in 1983 with the New German Wave song  99 Luftballons . In 1984, she re-recorded this song in English as 99 Red Balloons. Nena was also the name of the band with whom she released the song. The re-recording of some of her old songs rekindled her career in 2002. In 2007, she co-founded Neue Schule Hamburg.
Chusovitina first competed in the 1992 Olympic Games in Barcelona, and has competed in every Olympic Games since. In the video below you can watch her vault performance from 1992, two years before Aly Raisman â the US Gymnastics team captain and 22-year-old whoâs earned the nickname âGrandmaâ â was even born. In a recent profile with the BBC, Chusovitina said, âThings donât come easily. The rules always change.